<template>
  <view class="uni-file-picker__files">
    <view v-if="!readonly" class="files-button" @click="choose">
      <slot></slot>
    </view>
    <!-- :class="{'is-text-box':showType === 'list'}" -->
    <view v-if="list.length > 0" class="uni-file-picker__lists is-text-box" :style="borderStyle">
      <!-- ,'is-list-card':showType === 'list-card' -->

      <view class="uni-file-picker__lists-box" v-for="(item ,index) in list" :key="index" :class="{
				'files-border':index !== 0 && styles.dividline}"
            :style="index !== 0 && styles.dividline &&borderLineStyle">
        <view class="uni-file-picker__item">
          <!-- :class="{'is-text-image':showType === 'list'}" -->
          <!-- 	<view class="files__image is-text-image">
            <image class="header-image" :src="item.logo" mode="aspectFit"></image>
          </view> -->
          <view class="files__name">{{ item.name }}</view>
          <view v-if="delIcon&&!readonly" class="icon-del-box icon-files" @click="delFile(index)">
            <view class="icon-del icon-files"></view>
            <view class="icon-del rotate"></view>
          </view>
        </view>
        <view v-if="(item.progress && item.progress !== 100) ||item.progress===0 " class="file-picker__progress">
          <progress class="file-picker__progress-item" :percent="item.progress === -1?0:item.progress" stroke-width="4"
                    :backgroundColor="item.errMsg?'#ff5a5f':'#EBEBEB'"/>
        </view>
        <view v-if="item.status === 'error'" class="file-picker__mask" @click.stop="uploadFiles(item,index)">
          点击重试
        </view>
      </view>

    </view>
  </view>
</template>

<script>
export default {
  name: "uploadFile",
  emits: ['uploadFiles', 'choose', 'delFile'],
  props: {
    filesList: {
      type: Array,
      default() {
        return []
      }
    },
    delIcon: {
      type: Boolean,
      default: true
    },
    limit: {
      type: [Number, String],
      default: 9
    },
    showType: {
      type: String,
      default: ''
    },
    listStyles: {
      type: Object,
      default() {
        return {
          // 是否显示边框
          border: true,
          // 是否显示分隔线
          dividline: true,
          // 线条样式
          borderStyle: {}
        }
      }
    },
    readonly: {
      type: Boolean,
      default: false
    }
  },
  computed: {
    list() {
      let files = []
      this.filesList.forEach(v => {
        files.push(v)
      })
      return files
    },
    styles() {
      let styles = {
        border: true,
        dividline: true,
        'border-style': {}
      }
      return Object.assign(styles, this.listStyles)
    },
    borderStyle() {
      let {
        borderStyle,
        border
      } = this.styles
      let obj = {}
      if (!border) {
        obj.border = 'none'
      } else {
        let width = (borderStyle && borderStyle.width) || 1
        width = this.value2px(width)
        let radius = (borderStyle && borderStyle.radius) || 5
        radius = this.value2px(radius)
        obj = {
          'border-width': width,
          'border-style': (borderStyle && borderStyle.style) || 'solid',
          'border-color': (borderStyle && borderStyle.color) || '#eee',
          'border-radius': radius
        }
      }
      let classles = ''
      for (let i in obj) {
        classles += `${i}:${obj[i]};`
      }
      return classles
    },
    borderLineStyle() {
      let obj = {}
      let {
        borderStyle
      } = this.styles
      if (borderStyle && borderStyle.color) {
        obj['border-color'] = borderStyle.color
      }
      if (borderStyle && borderStyle.width) {
        let width = borderStyle && borderStyle.width || 1
        let style = borderStyle && borderStyle.style || 0
        if (typeof width === 'number') {
          width += 'px'
        } else {
          width = width.indexOf('px') ? width : width + 'px'
        }
        obj['border-width'] = width

        if (typeof style === 'number') {
          style += 'px'
        } else {
          style = style.indexOf('px') ? style : style + 'px'
        }
        obj['border-top-style'] = style
      }
      let classles = ''
      for (let i in obj) {
        classles += `${i}:${obj[i]};`
      }
      return classles
    }
  },

  methods: {
    uploadFiles(item, index) {
      this.$emit("uploadFiles", {
        item,
        index
      })
    },
    choose() {
      this.$emit("choose")
    },
    delFile(index) {
      this.$emit('delFile', index)
    },
    value2px(value) {
      if (typeof value === 'number') {
        value += 'px'
      } else {
        value = value.indexOf('px') !== -1 ? value : value + 'px'
      }
      return value
    }
  }
}
</script>

<style lang="scss">
.uni-file-picker__files {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex-direction: column;
  justify-content: flex-start;
}

.files-button {
  // border: 1px red solid;
}

.uni-file-picker__lists {
  position: relative;
  margin-top: 5px;
  overflow: hidden;
}

.file-picker__mask {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  justify-content: center;
  align-items: center;
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  left: 0;
  color: #fff;
  font-size: 14px;
  background-color: rgba(0, 0, 0, 0.4);
}

.uni-file-picker__lists-box {
  position: relative;
}

.uni-file-picker__item {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  align-items: center;
  padding: 8px 10px;
  padding-right: 5px;
  padding-left: 10px;
}

.files-border {
  border-top: 1px #eee solid;
}

.files__name {
  flex: 1;
  font-size: 14px;
  color: #666;
  margin-right: 25px;
  /* #ifndef APP-NVUE */
  word-break: break-all;
  word-wrap: break-word;
  /* #endif */
}

.icon-files {
  /* #ifndef APP-NVUE */
  position: static;
  background-color: initial;
  /* #endif */
}

// .icon-files .icon-del {
// 	background-color: #333;
// 	width: 12px;
// 	height: 1px;
// }


.is-list-card {
  border: 1px #eee solid;
  margin-bottom: 5px;
  border-radius: 5px;
  box-shadow: 0 0 2px 0px rgba(0, 0, 0, 0.1);
  padding: 5px;
}

.files__image {
  width: 40px;
  height: 40px;
  margin-right: 10px;
}

.header-image {
  width: 100%;
  height: 100%;
}

.is-text-box {
  border: 1px #eee solid;
  border-radius: 5px;
}

.is-text-image {
  width: 25px;
  height: 25px;
  margin-left: 5px;
}

.rotate {
  position: absolute;
  transform: rotate(90deg);
}

.icon-del-box {
  /* #ifndef APP-NVUE */
  display: flex;
  margin: auto 0;
  /* #endif */
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0px;
  bottom: 0;
  right: 5px;
  height: 26px;
  width: 26px;
  // border-radius: 50%;
  // background-color: rgba(0, 0, 0, 0.5);
  z-index: 2;
  transform: rotate(-45deg);
}

.icon-del {
  width: 15px;
  height: 1px;
  background-color: #333;
  // border-radius: 1px;
}

/* #ifdef H5 */
@media all and (min-width: 768px) {
  .uni-file-picker__files {
    max-width: 375px;
  }
}

/* #endif */
</style>
